In position 2 (when the switch is up or ‘off’), COM and L2 are connected together. A Two Way light switch is a simple single pole "changeover" switch with three terminals. When dealing with both a plastic switch plate and plastic back box, the Earth wire may be terminated inside the wire’s protective insulation sleeve and folded over. At the first switch, move all wires fitted to L1 to the L terminal on the Lightwave switch. Using a wire stripper, remove up to ½ inch of the wiring insulation, exposing the wire beneath. Note that L1 and L2 are never connected together. First, let’s recap the colours used to identify the Common Live wire, the Switched Live wire, and the Earth wire: WIRE TYPE In addition, the light switch will either be 'one-gang' (one switch on the plate) or 'two-gang' (two switches on the plate) or higher. Read More. Simply strip the wire to the length specified and push the wire into the hole. Blue This is the most common type of switch, and is used where a light is controlled from a single switch. Modern switches typically come in two varieties. A two way switch has 3 terminals. fig 3 . L1 is off when L2 is on and vice versa depending on the switch position. A black wire (with a red sleeve) screwed to "L1" There was also an L2 with nothing screwed into it; The instructions for the new light stated for a 1 way switch with 3 wires: one wire should go to a simalar point near the rim of the fitting (which I attached the green and yellow to, as it was before), L1 and COM is used on your old switch and you have those 2 connectors on your new switch. Switched Outlet Wiring Diagram. ...plus receive more exclusive offers and product updates. Typically, these terminals will be marked COM and L1, or sometimes L1 and L2. In one position, COM and L1 are connected just as in the one way switch. An extension of the one way switch, this has three terminals. The new switch has connectors marked COM , L1 and L2 and an earthing point. There are switches in which wiring must be held in place by a screw, and there are ‘plug-in’ style switches where wiring is held in place by a sprung push-button release mechanism. When the switch is on, both terminals are connected together. L1 and L2 Motor Wiring The L symbol designation refers to the Line, or the incoming circuit wires that provide the power for the motor. 120V 240V Electricity explained - Split phase 3 wire, Convert Sea Water to Fresh Water, Why we need to - isave filter salt water, Bamboo is the Best Alternative to Steel Reinforcement, How to derive formula for super elevation of road bending. How to wire 2 way light switch, in this video we explain how two way switching works to connect a light fitting which is controlled with two light switches. Registered office at 4 Beacon Road, Trafford Park, Manchester, United Kingdom, M17 1AF - VAT NO : GB 927 173 808. The old switch had 2xL1's and 2x L2's 2xCOM's. Reply to Intermediate Light Switch Wiring - L1, L2, L3, L4 vs. L1, L1, L2, L2 in the DIY Electrical Forum area at ElectriciansForums.net Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link When L1 is off L2 would be on. Both of the methods used are described below. For example: L1 and L2 indicate that the motor voltage may be 240 volts. If you are aware that a light may be controlled from two locations (e.g. Wire a Switched Outlet. Over 20 Concrete Design Excel Sheets Free Download, Two Way Switching Explained - How to wire 2 way light switch. In one switch position the COM terminal is connected to L1. You can use a two way switch for one way switching. How to wire 2 way light switch, in this video we explain how two way switching works to connect a light fitting which is controlled with two light switches. Black/Red At the second switch move all wires fitted to L1 to the L terminal on the Lightwave switch. Move all wires fitted to L2 to the X terminal on the Lightwave switch. Also asked, what is l1 and l2 on a light switch? Unscrew the switch plate, pull it towards you slowly and examine how many wires are present and what colour they are. Move all wires fitted to L2 to the X terminal on the Lightwave switch. Jan 24, 18 02:09 PM What you have done is not probably conventional and might confuse someone in the future but clearly both switches are wired the same way otherwise it wouldn't work. Top 10 Tallest Buildings In The World In 2020 - No Towers In America! There are no markings on the back of the dimmer switch, and on the back of the new switch I've got 3 points -COM, L1 and L2. A two way switch (for switching a light from two different locations like in a hallway) has a common (C) a L1 and an L2 terminal. This is the HOT OUT (the dimmed output). I'm not quite clear which is 'COM' here. Customer support open Mon-Fri: 9.00 - 17.00, LED Hut Donates Lighting for DIY SOS The Big Build, Creative Ways to Use LED Strip Lights in your Home, Bathrooms - Lighting Zones and Lighting Regulations, Switched Live Wire (SW) connects to L1 port, Common Live Wire (CW) connects to Common port, Earth Wire connects to switch plate/back box Earth ports (Multi-gang switches and two-way circuits require further consideration), Connect SW (blue) to the port labelled L1, Connect CW (brown) to the port labelled Common, Connect the Earth wire to Earth terminals present in both the back box and switch plate*. The light connects to COM on the second switch and the other side of the light goes to neutral (typically the white wire). A Two Way light switch is a simple single pole "changeover" switch with three terminals. The two way light switch wiring can be implemented by using 2 different methods. The first method as shown in the figure above have the COM, L1 and L2 of both the SPDT switches connected together. We look at the EU colour coding wires and explain the different ways to connect the lighting circuit. The yellow/green is earth but not on new plastic switch and can connect onto the back metal box. Engineering Society it's the first platform for all engineers we share good technical articles and free pdf Ebooks and free excel spreadsheets for all engineers. Move all wires fitted to C to the X terminal on the Lightwave switch. OLD COLOUR © 2021 Supreme Imports Ltd T/A LED Hut, Registered in England and Wales under number 05292196, My new switch doesnt have a COM, just L, L1, L2. NEW COLOUR Get 5% off your first order - Code: first5, 4 Beacon RoadTrafford Park, Manchester, M17 1AF. Because the electrical code as of the 2011 NEC update requires a neutral wire in most new switch boxes, a 3-wire cable runs between the light and switch. Sometimes it is handy to have an outlet controlled by a switch. One is an older method, which is not often used now-a-day… As suggested (and as I had previously assumed) I joined the 2 neutrals in a terminal block, connected the 2 earths to the eath terminal and connected one live to L1 and the other to COM. Jan 24, 18 02:26 PM. If you look inside an existing wired in two way switch you will see quite a few wires of differing colours. The switch has only L1 and L2 terminals (L3 is 'dummy' with no connection). Common Live They will be marked so you can tell which is which. Brown Where should the live and neutral wires go? This is an updated version of the first arrangement. Move all wires fitted to C to the L terminal on the Lightwave switch. There are various labelling schemes but L1, L2, L3, L4 is common. T1 T2 T3 T4 T5 Motor Lead Wires Just ignore the L2 terminal. L1 and L2 are "Line 1" and "Line 2" (so HOT and NEUTRAL of the AC line). The L1 is the switched live going out to the light. As I have already mentioned in the introduction paragraph, a two way switch is very useful in staircase lighting as you can turn on the light just before you start to climb the stairs and once you reach upstairs, you can turn off the light simply by toggling the switch placed near the top of the staircase. For added safety, use a voltage tester to ensure that the circuit is not live and there is no power to the switch. The tilde with the arrow through it symbolizes the adjusted AC. Where BOTH the back box and the switch plate are metal, first connect the Earth wire to the Earth terminal in the metal back box, and use a separate piece of wire to connect the Earth terminal on the metal switch plate to the Earth terminal on the metal back box. If you notice any copyright material please contact us immediately at DMCA form and point out its URL. These are typically labelled COM, L1, and L2 (Some may label the L1 and L2 positions as "1 Way" and "2 Way"). To wire a light switch, consider whether the circuit is ‘one-way’ (one light switch operating one light) or ‘two-way’ (two light switches operating the same light). Want to turn a lamp on with a light switch? This gauge is when you want to use the "quick-connect" method when wiring a light switch. *Earth terminals are only present in metal switch plates and metal back boxes (i.e. Logic would say that the 2 wires should go in COM and L1 or L2, but the problem is both wires are the same colour, and there aren't any COM or L markings on the back of the old switch. A two way switch (for switching a light from two different locations like in a hallway) has a common (C) a L1 and an L2 terminal. It shows the components of the circuit as simplified shapes, and the capability and signal links along with the devices. 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